18969354

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{14843}}^1$

素因数の和:14922

約数の個数: 24

約数和(自身を含む): 41681952

約数和(自身を除く): 22712598

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 14843, 29686, 44529, 89058, 133587, 267174, 1053853, 2107706, 3161559, 6323118, 9484677, 18969354]

約数ペア:

[(1, 18969354), (2, 9484677), (3, 6323118), (6, 3161559), (9, 2107706), (18, 1053853), (71, 267174), (142, 133587), (213, 89058), (426, 44529), (639, 29686), (1278, 14843)]